svn-gvsig-desktop / tags / v2_0_0_Build_2055 / libraries / org.gvsig.newlayer / org.gvsig.newlayer.prov / org.gvsig.newlayer.prov.file / src / main / java / org / gvsig / newlayer / prov / file / AbstractNewLayerFileProvider.java @ 38983
History | View | Annotate | Download (7.23 KB)
1 |
/* gvSIG. Geographic Information System of the Valencian Government
|
---|---|
2 |
*
|
3 |
* Copyright (C) 2007-2008 Infrastructures and Transports Department
|
4 |
* of the Valencian Government (CIT)
|
5 |
*
|
6 |
* This program is free software; you can redistribute it and/or
|
7 |
* modify it under the terms of the GNU General Public License
|
8 |
* as published by the Free Software Foundation; either version 2
|
9 |
* of the License, or (at your option) any later version.
|
10 |
*
|
11 |
* This program is distributed in the hope that it will be useful,
|
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
14 |
* GNU General Public License for more details.
|
15 |
*
|
16 |
* You should have received a copy of the GNU General Public License
|
17 |
* along with this program; if not, write to the Free Software
|
18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
19 |
* MA 02110-1301, USA.
|
20 |
*
|
21 |
*/
|
22 |
package org.gvsig.newlayer.prov.file; |
23 |
|
24 |
import java.io.File; |
25 |
import java.util.ArrayList; |
26 |
import java.util.List; |
27 |
|
28 |
import org.slf4j.Logger; |
29 |
import org.slf4j.LoggerFactory; |
30 |
|
31 |
import org.gvsig.fmap.dal.DALLocator; |
32 |
import org.gvsig.fmap.dal.DataManager; |
33 |
import org.gvsig.fmap.dal.DataServerExplorerParameters; |
34 |
import org.gvsig.fmap.dal.DataStoreParameters; |
35 |
import org.gvsig.fmap.dal.exception.DataException; |
36 |
import org.gvsig.fmap.dal.exception.InitializeException; |
37 |
import org.gvsig.fmap.dal.exception.ProviderNotRegisteredException; |
38 |
import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
39 |
import org.gvsig.fmap.dal.feature.EditableFeatureType; |
40 |
import org.gvsig.fmap.dal.feature.NewFeatureStoreParameters; |
41 |
import org.gvsig.newlayer.NewLayerProviderPanel; |
42 |
import org.gvsig.newlayer.NewLayerService; |
43 |
import org.gvsig.newlayer.spi.AbstractNewLayerProvider; |
44 |
import org.gvsig.tools.exception.BaseRuntimeException; |
45 |
|
46 |
/**
|
47 |
* NewLayer provider to create a shape file.
|
48 |
*
|
49 |
* @author gvSIG Team
|
50 |
* @version $Id$
|
51 |
*/
|
52 |
public abstract class AbstractNewLayerFileProvider extends AbstractNewLayerProvider { |
53 |
protected static final Logger LOG = |
54 |
LoggerFactory.getLogger(AbstractNewLayerFileProvider.class); |
55 |
|
56 |
protected List<NewLayerProviderPanel> panels = new ArrayList(); |
57 |
protected NewLayerFileProviderPanel fileProviderPanel = null; |
58 |
protected NewFeatureStoreParameters storeParameters = null; |
59 |
|
60 |
protected AbstractNewLayerFileProvider(NewLayerService service) {
|
61 |
super(service);
|
62 |
fileProviderPanel = new NewLayerFileProviderPanel(this); |
63 |
panels.add(fileProviderPanel); |
64 |
} |
65 |
|
66 |
public List<NewLayerProviderPanel> getPanels() { |
67 |
return panels;
|
68 |
} |
69 |
|
70 |
public EditableFeatureType getFeatureType() {
|
71 |
return this.getNewStoreParameters().getDefaultFeatureType(); |
72 |
} |
73 |
|
74 |
protected abstract String getFileParameterName(); |
75 |
|
76 |
protected abstract String getFileExtension(); |
77 |
|
78 |
public NewFeatureStoreParameters getNewStoreParameters() {
|
79 |
DataManager dataManager = DALLocator.getDataManager(); |
80 |
|
81 |
try {
|
82 |
if (this.explorer == null){ |
83 |
DataServerExplorerParameters explorerParameters = |
84 |
dataManager.createServerExplorerParameters("FilesystemExplorer");
|
85 |
this.explorer =
|
86 |
dataManager.openServerExplorer("FilesystemExplorer", explorerParameters);
|
87 |
} |
88 |
|
89 |
File selectedFile = fileProviderPanel.getSelectedFile();
|
90 |
String fileName = selectedFile.getName();
|
91 |
if (fileName.indexOf(".") < 0){ |
92 |
fileName = fileName + "." + this.getFileExtension(); |
93 |
selectedFile = new File(selectedFile.getParent() + File.separator + fileName); |
94 |
} |
95 |
|
96 |
//If the file has not been updated, returns the same parameters
|
97 |
if (this.storeParameters != null){ |
98 |
File previousFile = (File)storeParameters.getDynValue(getFileParameterName()); |
99 |
if (previousFile.equals(selectedFile)){
|
100 |
return storeParameters;
|
101 |
} |
102 |
} |
103 |
|
104 |
storeParameters = |
105 |
(NewFeatureStoreParameters) explorer.getAddParameters(this.getStoreName());
|
106 |
storeParameters.setDynValue( |
107 |
getFileParameterName(), selectedFile); |
108 |
return storeParameters;
|
109 |
} catch (InitializeException e) {
|
110 |
LOG.error("Can't initialize store parameters.");
|
111 |
throw new CantInitializeStoreParametersException(e); |
112 |
} catch (ProviderNotRegisteredException e) {
|
113 |
LOG.error("Can't create store parameters, provider not registered.");
|
114 |
throw new CantCreateStoreParametersException(e); |
115 |
} catch (DataException e) {
|
116 |
LOG.error("Can't create store parameters, provider not registered.");
|
117 |
throw new CantCreateStoreParametersException(e); |
118 |
} catch (ValidateDataParametersException e) {
|
119 |
LOG.error("Can't create the explorter.");
|
120 |
throw new CantCreateExplorerException(e); |
121 |
} |
122 |
} |
123 |
|
124 |
public DataStoreParameters getOpenStoreParameters() {
|
125 |
DataManager dataManager = DALLocator.getDataManager(); |
126 |
|
127 |
try {
|
128 |
File selectedFile = fileProviderPanel.getSelectedFile();
|
129 |
String fileName = selectedFile.getName();
|
130 |
if (fileName.indexOf(".") < 0) { |
131 |
fileName = fileName + "." + this.getFileExtension(); |
132 |
selectedFile = new File(selectedFile.getParent() |
133 |
+ File.separator + fileName);
|
134 |
} |
135 |
|
136 |
DataStoreParameters storeParameters = (DataStoreParameters) dataManager |
137 |
.createStoreParameters(this.getStoreName());
|
138 |
storeParameters.setDynValue(getFileParameterName(), selectedFile); |
139 |
return storeParameters;
|
140 |
} catch (InitializeException e) {
|
141 |
throw new CantInitializeStoreParametersException(e); |
142 |
} catch (ProviderNotRegisteredException e) {
|
143 |
throw new CantCreateStoreParametersException(e); |
144 |
} |
145 |
} |
146 |
|
147 |
class CantCreateExplorerException extends BaseRuntimeException { |
148 |
private static final long serialVersionUID = -3487961532247258393L; |
149 |
private final static String MESSAGE_FORMAT = "Can't create explorer."; |
150 |
private final static String MESSAGE_KEY = "_Cant_create_explorer"; |
151 |
|
152 |
public CantCreateExplorerException(Throwable cause) { |
153 |
super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
|
154 |
} |
155 |
} |
156 |
|
157 |
class CantCreateStoreParametersException extends BaseRuntimeException { |
158 |
private static final long serialVersionUID = -3487961532247258393L; |
159 |
private final static String MESSAGE_FORMAT = "Can't create store parameters, provider not registered."; |
160 |
private final static String MESSAGE_KEY = "_Cant_create_store_parameters_provider_not_registered"; |
161 |
|
162 |
public CantCreateStoreParametersException(Throwable cause) { |
163 |
super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
|
164 |
} |
165 |
} |
166 |
|
167 |
class CantInitializeStoreParametersException extends BaseRuntimeException { |
168 |
private static final long serialVersionUID = -5263149018209261288L; |
169 |
private final static String MESSAGE_FORMAT = "Can't initialize store parameters."; |
170 |
private final static String MESSAGE_KEY = "_Cant_initialize_store_parameters"; |
171 |
|
172 |
public CantInitializeStoreParametersException(Throwable cause) { |
173 |
super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
|
174 |
} |
175 |
} |
176 |
|
177 |
} |